Dmitry Yuryevich Suslin is a well-known children’s writer and history teacher, a laureate of the republican competition “Teacher of the Year.” The book “Riddles of Moonlight” tells of the adventures of Yura Tsvetkov and his friends. By chance, the kids come into possession of a package belonging to an unfortunate old man who has lost his memory. He treasured it, and inside they find an ordinary book of poems by A. S. Pushkin. There’s clearly some kind of mystery here. Yura solved one part. To uncover the secret completely, the kids will have to go on a hike and spend the night in the ruins of an old estate. Only the friends don’t expect they’ll be there alone… For middle-school age.